<span>No simple interest, only compound interest.</span>
Answer:
See below
Step-by-step explanation:

Answer:
The function (gof)(x) is;

Explanation:
Given the functions;

Solving for the function;

so, we have;

Therefore, the function (gof)(x) is;

If your question is asking for the height of the 3D figure when the volume is 18 cubic in. and its dimensions are 4 in., and 1/2 in., the height is 9 inches.